Math.ReciprocalEstimate(Double) Method
Definition
Important
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Returns an estimate of the reciprocal of a specified number.
public:
static double ReciprocalEstimate(double d);
public static double ReciprocalEstimate (double d);
static member ReciprocalEstimate : double -> double
Public Shared Function ReciprocalEstimate (d As Double) As Double
Parameters
- d
- Double
The number whose reciprocal is to be estimated.
Returns
An estimate of the reciprocal of d
.
Remarks
On ARM64 hardware this may use the FRECPE
instruction which performs a single Newton-Raphson iteration.
On hardware without specialized support, this may just return 1.0 / d
.
Applies to
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